%?This?program?is?used?to?generate?Fig.?1.17?
%?It?implements?the?search?radar?equation?defined?in?Eq.?1.67
clear?all
close?all
snr?=?15.0;??????????%?Sensitivity?SNR?in?dB
tsc?=?2.;????????????%?Antenna?scan?time?in?seconds
sigma_tgtm?=?-10;????%?Missile?RCS?in?dBsm
sigma_tgta?=?6;??????%?Aircraft?RCS?in?dBsm
range?=?60.0;???????%?Sensitivity?range?in?Km?
te?=?290.0;?????????%?Effective?noise?temprature?in?Kelvins
nf?=?8;?????????????%?Noise?figure?in?dB
loss?=?10.0;?????????%?Radar?losses?in?dB
az_angle?=?360.0;???%?Search?volume?azimuth?extent?in?degrees
el_angle?=?10.0;????%?Search?volume?elevation?extent?in?degrees
c?=?3.0e+8;?????????%?Speed?of?light
%?Compute?Omega?in?steradians
omega?=?（az_angle?/?57.296）?*?（el_angle?/57.296）;
omega_db?=?10.0*log10（omega）;?%?Convert?Omega?to?dBs
k_db?=?10.*log10（1.38e-23）;
te_db?=?10*log10（te）;
tsc_db?=?10*log10（tsc）;
factor?=?10*log10（4*pi）;
rangemdb?=?10*log10（range?*?1000.）;
rangeadb?=?10*log10（range?*?1000.）;
PAP_Missile?=?snr?-?sigma_tgtm?-?tsc_db?+?factor?+?4.0?*?rangemdb?+?...
???k_db?+?te_db?+?nf?+?loss?+?omega_db
PAP_Aircraft?=?snr?-?sigma_tgta?-?tsc_db?+?factor?+?4.0?*?rangeadb?+?...
???k_db?+?te_db?+?nf?+?loss?+?omega_db
index?=?0;
%?vary?rnage?from?2Km?to?90?Km?
for?rangevar?=?2?:?1?:?90
???index?=?index?+?1;
???rangedb?=?10*log10（rangevar?*?1000.0）;
???papm（index）?=?snr?-?sigma_tgtm?-?tsc_db?+?factor?+?4.0?*?rangedb?+?...
??????k_db?+?te_db?+?nf?+?loss?+?omega_db;
??missile_PAP（index）?=?PAP_Missile;
??aircraft_PAP（index）?=?PAP_Aircraft;
???papa（index）?=?snr?-?sigma_tgta?-?tsc_db?+?factor?+?4.0?*?rangedb?+?...
??????k_db?+?te_db?+?nf?+?loss?+omega_db;
end
var?=?2?:?1?:?90;
figure?（1）
plot?（varpapm‘k‘varpapa‘k-.‘）
legend?（‘Missile‘‘Aircraft‘）
xlabel?（‘Range?-?Km‘）;
ylabel?（‘Power?Aperture?Product?-?dB‘）;
hold?on
plot（varmissile_PAP‘k:‘varaircraft_PAP‘k:‘）
grid
hold?off

?屬性????????????大小?????日期????時間???名稱
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?????目錄???????????0??2019-03-12?09:29??雷達系統(tǒng)設計MATLAB仿真\
?????目錄???????????0??2018-02-01?08:50??雷達系統(tǒng)設計MATLAB仿真\Chap1\
?????目錄???????????0??2018-02-01?08:50??雷達系統(tǒng)設計MATLAB仿真\chap10\
?????文件?????????695??2003-07-10?16:18??雷達系統(tǒng)設計MATLAB仿真\chap10\burn_thru.m
?????文件?????????535??2003-06-27?14:33??雷達系統(tǒng)設計MATLAB仿真\chap10\fig10_8.m
?????文件????????1581??2003-07-10?16:18??雷達系統(tǒng)設計MATLAB仿真\chap10\range_red_factor.m
?????文件?????????419??2003-06-08?13:50??雷達系統(tǒng)設計MATLAB仿真\chap10\range_red_factori.m
?????文件??????????78??2003-06-08?13:24??雷達系統(tǒng)設計MATLAB仿真\chap10\range_red_factor_bat.m
?????文件?????????654??2003-07-10?16:17??雷達系統(tǒng)設計MATLAB仿真\chap10\sir.m
?????文件????????1308??2003-06-07?17:47??雷達系統(tǒng)設計MATLAB仿真\chap10\soj_req.m
?????文件?????????653??2003-07-10?16:16??雷達系統(tǒng)設計MATLAB仿真\chap10\soj_reqi.m
?????文件??????????98??2003-06-07?17:44??雷達系統(tǒng)設計MATLAB仿真\chap10\soj_req_bat.m
?????文件????????1870??2003-07-10?16:17??雷達系統(tǒng)設計MATLAB仿真\chap10\ssj_req.m
?????文件?????????613??2003-07-10?14:05??雷達系統(tǒng)設計MATLAB仿真\chap10\ssj_reqi.m
?????文件?????????597??2003-07-10?14:11??雷達系統(tǒng)設計MATLAB仿真\chap10\ssj_req_bat.m
?????目錄???????????0??2018-02-01?08:50??雷達系統(tǒng)設計MATLAB仿真\chap11\
?????文件????????8511??2003-07-25?01:20??雷達系統(tǒng)設計MATLAB仿真\chap11\Capped_WedgeTM.m
?????文件???????66800??2003-07-24?23:42??雷達系統(tǒng)設計MATLAB仿真\chap11\Capped_Wedge_GUI.fig
?????文件???????39855??2003-07-24?23:45??雷達系統(tǒng)設計MATLAB仿真\chap11\Capped_Wedge_GUI.m
?????文件????????1063??1999-09-07?16:44??雷達系統(tǒng)設計MATLAB仿真\chap11\cylinder.m
?????文件??????????91??2003-07-16?10:49??雷達系統(tǒng)設計MATLAB仿真\chap11\cylinderi.m
?????文件???????31392??1999-09-08?17:10??雷達系統(tǒng)設計MATLAB仿真\chap11\cylinderRCS_fig.mat
?????文件??????????88??2003-07-22?11:18??雷達系統(tǒng)設計MATLAB仿真\chap11\dbesselh.m
?????文件??????????75??2003-07-22?11:19??雷達系統(tǒng)設計MATLAB仿真\chap11\dbesselj.m
?????文件??????????75??2003-07-22?11:19??雷達系統(tǒng)設計MATLAB仿真\chap11\dbessely.m
?????文件????????1634??2003-07-23?23:01??雷達系統(tǒng)設計MATLAB仿真\chap11\DielCappedWedgeTMFields_Ls.m
?????文件????????1402??2003-07-23?23:01??雷達系統(tǒng)設計MATLAB仿真\chap11\DielCappedWedgeTMFields_PW.m
?????文件????????1820??2003-07-09?09:51??雷達系統(tǒng)設計MATLAB仿真\chap11\example11_1.m
?????文件????????1727??2003-07-16?14:33??雷達系統(tǒng)設計MATLAB仿真\chap11\fig11_18a.m
?????文件????????5505??2003-07-23?06:23??雷達系統(tǒng)設計MATLAB仿真\chap11\polardb.m
?????文件????????1389??2000-01-21?17:18??雷達系統(tǒng)設計MATLAB仿真\chap11\rcs_aspect.m
............此處省略183個文件信息